A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
BASE ISOLATION REPAIR METHOD AND BASE ISOLATION STRUCTURE
PROBLEM TO BE SOLVED: To improve the work efficiency of a base isolation repair in which a base isolation device is installed at a lower end part of a reinforced concrete column.SOLUTION: A base isolation structure 10 includes a steel pipe 50 provided around the lower end part 32 of a reinforced concrete column 30, a steel beam 70 joined to the steel pipe 50, a base isolation device 38 for supporting the steel pipe 50, a filler J filling a gap between the lower end part 32 of the reinforced concrete column 30 and the steel pipe 50, a recessed portion 34 formed in the outer peripheral portion 32B of the lower end part 32 of the reinforced concrete column 30, and a projecting portion 54 provided on the inner wall 50B of the steel pipe 50.SELECTED DRAWING: Figure 1
【課題】鉄筋コンクリート柱の下端部に免震装置を設置する免震改修の作業効率を向上させる。【解決手段】免震構造物１０は、鉄筋コンクリート柱３０に下端部３２の周囲に設けられた鋼管５０と、鋼管５０に接合された鉄骨梁７０と、鋼管５０を支持する免震装置３８と、鉄筋コンクリート柱３０の下端部３２と鋼管５０との隙間に充填された充填材Ｊと、鉄筋コンクリート柱３０の下端部３２の外周部３２Ｂに形成された凹部３４と、鋼管５０の内壁５０Ｂに設けられた凸部５４と、を備えている。【選択図】図１
BASE ISOLATION REPAIR METHOD AND BASE ISOLATION STRUCTURE
PROBLEM TO BE SOLVED: To improve the work efficiency of a base isolation repair in which a base isolation device is installed at a lower end part of a reinforced concrete column.SOLUTION: A base isolation structure 10 includes a steel pipe 50 provided around the lower end part 32 of a reinforced concrete column 30, a steel beam 70 joined to the steel pipe 50, a base isolation device 38 for supporting the steel pipe 50, a filler J filling a gap between the lower end part 32 of the reinforced concrete column 30 and the steel pipe 50, a recessed portion 34 formed in the outer peripheral portion 32B of the lower end part 32 of the reinforced concrete column 30, and a projecting portion 54 provided on the inner wall 50B of the steel pipe 50.SELECTED DRAWING: Figure 1
【課題】鉄筋コンクリート柱の下端部に免震装置を設置する免震改修の作業効率を向上させる。【解決手段】免震構造物１０は、鉄筋コンクリート柱３０に下端部３２の周囲に設けられた鋼管５０と、鋼管５０に接合された鉄骨梁７０と、鋼管５０を支持する免震装置３８と、鉄筋コンクリート柱３０の下端部３２と鋼管５０との隙間に充填された充填材Ｊと、鉄筋コンクリート柱３０の下端部３２の外周部３２Ｂに形成された凹部３４と、鋼管５０の内壁５０Ｂに設けられた凸部５４と、を備えている。【選択図】図１
BASE ISOLATION REPAIR METHOD AND BASE ISOLATION STRUCTURE
免震改修工法及び免震構造
TAKAYAMA HIDETOSHI (author) / NOZAWA HIROKAZU (author) / OHORI FUTOSHI (author)
2018-10-04
Patent
Electronic Resource
Japanese
| European Patent Office | 2017